User:David J Weiss/Notebook/notes Photoelect: Difference between revisions
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In this lab we will examine the effects of the photoelectric effect and try to determine Plank's Constant. | In this lab we will examine the effects of the photoelectric effect and try to determine Plank's Constant. | ||
==Equipment== | ==Equipment== | ||
==Set Up== | |||
* Mercury Vapor Light Source and Light Block(Model OS-9286) | |||
:Voltage Range: 108-132 VAC | |||
:Power: 125 W MAX | |||
:Frequency: 47-63 HZ | |||
:115 Volts | |||
*Light Aperture (Model AP-9369) | |||
*Coupling Bar (Model AP-9369) | |||
*Digital Voltmeter (Model 37XR-A)and/or (model FLUKE 111) | |||
:2 Connection Cables (Model 8-24) | |||
*Stopwatch | |||
*Two 9 Volt Batteries | |||
*Duracell-Procell | |||
* h/e Apparatus (Model AP-9369) | |||
*3 Filters | |||
:Relative Transmission | |||
:Yellow Line | |||
:Green Line==Set Up== | |||
==Safety== | ==Safety== | ||
Revision as of 13:52, 28 September 2009
Photoelectric Effect Notes
In this lab we will examine the effects of the photoelectric effect and try to determine Plank's Constant.
Equipment
- Mercury Vapor Light Source and Light Block(Model OS-9286)
- Voltage Range: 108-132 VAC
- Power: 125 W MAX
- Frequency: 47-63 HZ
- 115 Volts
- Light Aperture (Model AP-9369)
- Coupling Bar (Model AP-9369)
- Digital Voltmeter (Model 37XR-A)and/or (model FLUKE 111)
- 2 Connection Cables (Model 8-24)
- Stopwatch
- Two 9 Volt Batteries
- Duracell-Procell
- h/e Apparatus (Model AP-9369)
- 3 Filters
- Relative Transmission
- Yellow Line
- Green Line==Set Up==
Safety
The major safety concerns in this lab are:
- Electrical avoid shocks from the Lamp
- Avoid damaging the equipment
- Toxic Chemicals from the mercury lamp
Notes
Day 1
- Experiment 1:The Photon Theory of Light
- Experiment 2:Determination of h
